Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2011

Deferred Tax Liabilities, Goodwill and Intangible Assets [Abstract]

Indefinite-Lived Intangible Assets

Indefinite-Lived Intangible Assets

	December 31, 2010		Net Additions		June 30, 2011
	(in millions)
FCC licenses	$	19,927	$	132	$	20,059
Trademarks	409		—		409
Goodwill	359		—		359
	$	20,695	$	132	$	20,827

Intangible Assets Subject to Amortization

Intangible Assets Subject to Amortization

		June 30, 2011							December 31, 2010
	Useful Lives	Gross Carrying Value		Accumulated Amortization			Net Carrying Value		Gross Carrying Value		Accumulated Amortization			Net Carrying Value
							(in millions)
Customer relationships	4 to 5 years	$	1,925	$	(1,845	)	$	80	$	1,925	$	(1,717	)	$	208
Other intangible assets
Trademarks	10 to 37 years	1,169		(538		)	631		1,169		(490		)	679
Reacquired rights	9 to 14 years	1,571		(585		)	986		1,571		(519		)	1,052
Other	9 to 16 years	121		(52		)	69		116		(46		)	70
Total other intangible assets		2,861		(1,175		)	1,686		2,856		(1,055		)	1,801
Total definite-lived intangible assets		$	4,786	$	(3,020	)	$	1,766	$	4,781	$	(2,772	)	$	2,009